FNUS75 KCYS 111418
FWSCYS

SPOT FORECAST FOR DEER CREEK  1...CASPER DISPATCH
NATIONAL WEATHER SERVICE CHEYENNE WY
818 AM MDT THU AUG 11 2011

FORECAST IS BASED ON REQUEST TIME OF 0800 MDT ON AUGUST 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS
EVENING...

.DISCUSSION...
LOW PRESSURE WILL TRACK ACROSS MONTANA THIS AFTERNOON. AHEAD OF THIS
LOW...SOUTHWEST TO WEST WINDS WILL INCREASE SIGNIFICANTLY LATE THIS
MORNING AND PERSIST THROUGH THE EARLY EVENING HOURS. AFTERNOON
HUMIDITIES WILL DROP TO THE UPPER SINGLE DIGITS TO LOW TEENS FOR
THE WILDFIRE. WINDS EXPECTED TO DIE OFF SIGNIFICANTLY AFTER
SUNSET AND BECOME MORE NORTHWESTERLY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (55-65 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........10 PERCENT.
WIND (20 FT)........SOUTH 3 TO 5 MPH...INCREASING SOUTHWEST 5-9 MPH
                    BY LATE MORNING. THEN WEST 11 TO 17
                    MPH WITH GUSTS TO 30 MPH BY 2 PM...PERSISTING
                    THROUGH LATE AFTERNOON.
CWR.................10 PERCENT INCREASING TO 20 PERCENT IN THE
                    AFTERNOON.
LAL.................2.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5800 FT AGL INCREASING TO 11400 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 20 MPH.
SMOKE DISPERSAL.....EXCELLENT (81500-238600 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........74 PERCENT.
WIND (20 FT)........WEST WINDS 8 TO 17 MPH AND GUSTY IN THE EVENING
                    BECOMING DOWNSLOPE/DOWNVALLEY 4-7 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER
                    MIDNIGHT.
LAL.................2.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5900 FT AGL DECREASING TO 400 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST AROUND 14 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (2900-123100 KNOT-FT).

.FRIDAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 71.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3700 FT AGL INCREASING TO 7100 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (29800-70900 KNOT-FT).

$$
FORECASTER...CLAYCOMB
REQUESTED BY...IC SHORT
TYPE OF REQUEST...WILDFIRE
.TAG 20110811.DEERC.01/CYS